<!DOCTYPE html>
<html lang="zh-CN">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <label for="text">用户名：</label><input type="text" id="text"><br>
    <label for="sex"></label>男：<input type="radio" name="sex" id="sex">
</body>
</html>